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Questions tagged [7-bit]

7-bit is original bit length of the ASCII standard providing up to 128 characters.

7-bit is the original bit length of ASCII characters allowing the standard to have up to 128 characters.

Some emails will be seen with the Content-Transfer-Encoding: 7bit which indicates to parse the content of the email as ASCII.

UTF-8 allows a larger character set and has become more popular in recent years

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Defining data encoding of SMS messages in Android

I'm working on an application using the SMS apis for android. The receiving end is an embedded unit that only supports 7-bit encoded SMS and the string I'm sending consists only of symbols from this particular alphabet which makes you think that…
m__
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Send SOAP messages via WCF with MTOM and Content-Transfer-Encoding: 7-bit

I am trying to send a SOAP message via WCF to the IRS, and it keeps getting rejected because my MTOM attachment is formatted incorrectly. I've narrowed down the issue to my Content-Transfer-Encoding value. It is set to Binary (shorthand for 8-bit).…
Dave
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Python - decode gsm 7 bit with an offset

I am working on decoding gsm 7 bit and found this piece of code on this site from a user called noiam. def gsm7bitdecode(f): f = ''.join(["{0:08b}".format(int(f[i:i+2], 16)) for i in range(0, len(f), 2)][::-1]) return…
RipeHype
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Processing email from outlook 7bit encoding causes funny characters in output

I am working on a project where I am building my own SMTP server. (please nobody ask why or provide me with things like Postfix, I have my reasons). It is mostly working fine except with Outlook there seems to be some problem with encoding of the…
Boardy
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Can't get the extra escape characters to work in GSM 7-bit alphabet.

I am sending to the SMSC for example this string "[ ]" which encodes to a byte[] in hex "1B3C201B3E" according to GSM 7-bit alphabet where the "1B" is the character for the extra 10 characters and 3C is "[" and 3E is "]" accordingly but it won't…
Nikolaos Plastiras
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Reading 7BitEncodedInt in Javascript

I am reading a binary in javascript. I think this file was written in C# and the the way binaries handle the strings in C# is a little different than how it is handled in as mentioned…
Lost
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Converting special characters into 7 bit data for a PDU string in C#

I'm trying to create a PDU encoder which requires me to: Convert each char in a string into an ASCII value Convert the ASCII value into 7-bit binary Using this method - Converting 7-bit into 8 bit. I'm doing this in a function by taking the first…
Daniel Olsen
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PHP converting/encoding to 7bit binary string

1. "20220924020521" 2. 20220924020521 3. 0x12640CFE4729 4. 00010010 01100100 00001100 11111110 01000111 00101001 5. 000100 1001100 1000000 1100111 1111001 0001110 0101001 6. 0x044C4067790E29 7. Binary…
bilogic
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Does SMTP transfer 7bit or 8bit characters (clear MSB or not?)

My understanding is that the original SMTP protocol was defined to limit transmission of characters using only 7 bits to save of transmission costs. This protocol is almost 40 years old, and since then multiple RFCs have extended the standards. For…
Cyril Graze
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Multer Encoding Issue: localized text getting converted random character

I am using multer's upload.single to extract a csv file from request. When converting the buffer given by multer's upload fn to string, I observed localized text characters (like À) are getting converted to some random character( like � ).The…
ambay chaurasia
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android generating 7 bit checksum for passing data to a bluetooth module

I'm creating an application to send data to a bluetooth module. I'm having a tough time following the provided documentation. Can anyone help me understand how to create the checksum as mentioned (Byte No. 3) So far, I have been able to make a sum…
Mohsin Falak
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Having an issue with Mailkit / Mimekit, seven bit encoding, and dot-stuffing

I've recently implemented DKIM using Mailkit / Mimekit in a .net web project. Previously I was sending plain HTML emails, and everything was fine. Now that I'm preparing the message using 7 bit encoding I keep losing periods (full stops). The only…
Aron
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Short (ASCII, 7-bit per character) string storage and comparison optimization in C++

In my project I'm using huge set of short strings in ASCII 7-bit and have to process (store, compare, search etc) these strings with maximum performance. Basically, I build some Index array of uint64_t type and each element stores 9 characters of a…
Iurii Gordiienko
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Read a File Object with nodejs

Is it possible to read a file object in nodejs? This is an example of an object that I'm talking about "attachment1" : { "data" : [ 37, 80, 68, 70, ... ], "encoding" : "7bit", "mimetype" : "application/pdf", "name" :…
André Moretzsohn de Castro
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Carriage Return Detecting as Unicode

I am using this SMS Counter PHP Class Library for one of my project. $msg = $_REQUEST['msg']; $scounter = SMSCounter::count(utf8_urldecode($msg)); When I use Carriage Return or Enter key in the msg text area, it is detecting as Unicode and hence my…
yuri1000
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